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ESR

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Also known as: Sed Rate; Sedimentation Rate; Westergren Sedimentation Rate
Formal name: Erythrocyte Sedimentation Rate

At a Glance

Why Get Tested?

To detect the presence of inflammation caused by one or more conditions such as infections, tumors or autoimmune diseases; to help diagnose and monitor specific conditions such as temporal arteritis, systemic vasculitis, polymyalgia rheumatica, or rheumatoid arthritis

When to Get Tested?

When your health practitioner thinks that you might have a condition causing inflammation; when you have signs and symptoms associated with temporal arteritis, systemic vasculitis, polymyalgia rheumatica, or rheumatoid arthritis such as headaches, neck or shoulder pain, pelvic pain, anemia, poor appetite, unexplained weight loss, and joint stiffness

Sample Required?

A blood sample drawn from a vein in your arm

Test Preparation Needed?

None